427252475 has 24 divisors (see below), whose sum is σ = 571578000. Its totient is φ = 314939520.

The previous prime is 427252459. The next prime is 427252489. The reversal of 427252475 is 574252724.

It is a happy number.

It is not a de Polignac number, because 427252475 - 2⁴ = 427252459 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 284276 + ... + 285774.

It is an arithmetic number, because the mean of its divisors is an integer number (23815750).

Almost surely, 2^427252475 is an apocalyptic number.

427252475 is a deficient number, since it is larger than the sum of its proper divisors (144325525).

427252475 is a wasteful number, since it uses less digits than its factorization.

427252475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2399 (or 2394 counting only the distinct ones).

The product of its digits is 156800, while the sum is 38.

The square root of 427252475 is about 20670.0864778065. The cubic root of 427252475 is about 753.1732072584.

The spelling of 427252475 in words is "four hundred twenty-seven million, two hundred fifty-two thousand, four hundred seventy-five".